Gates 19910 HVAC Heater Hose - Inverter To DC Junction Box

Gates Molded Heater Hose for Nissan LEAF

The Gates 19910 molded heater hose is an OEM-style coolant hose built for tight engine and thermal-management routing. Its factory-molded shape helps it follow the original path in compact spaces, including the 2011-2012 Nissan LEAF inverter to DC junction box application.

Made from EPDM, this Gates Molded Heater Hose is suited for coolant, water, and air service, and it is also approved for marine applications. The 19910 part number is a direct-fit style replacement for vehicles that require a small I.D. molded hose with the correct centerline length and formed bends.

Key Features

• Gates Molded Heater Hose, part number 19910
• Factory-molded, OEM-style routing for tight engine compartments
• EPDM construction for coolant, water, and air applications
• Small inside diameter: 19 mm (0.73 in) at both ends
• Centerline length: 302 mm (11.9 in)
• Approved for marine applications
• Fits 2011-2012 Nissan LEAF, inverter to DC junction box

Product Details

The Gates Molded Heater Hose line focuses on formed replacement hoses that match original routing where straight hose cannot maintain the correct path. This 19910 hose is molded to support compact layouts and is a practical choice when replacing a formed coolant hose in the Nissan LEAF inverter to DC junction box location. If you are searching for a Gates 19910 molded coolant hose or a molded heater hose for 2011-2012 Nissan LEAF, this part matches the listed application and dimensions.

This part cross-references Dixie Electric Ltd 11910 for the same application.

Common Problems This Hose Can Address

• Cracked or hardened molded coolant hose material
• Leaks at a formed hose section in a tight routing path
• Incorrect hose shape after a previous repair
• Restricted fitment when a straight hose cannot follow the original route
• Replacement needs for the Nissan LEAF inverter to DC junction box hose path

Installation Notes and Tips

Confirm the hose routing, end diameters, and centerline length before installation. Compare the original hose shape to the Gates 19910 molded profile to verify the bends and connection points match the vehicle layout. Inspect adjoining fittings and clamps for wear, and replace any damaged sealing surfaces before installing the new hose.

For fitment-based searches, this hose is listed for 2011-2012 Nissan LEAF, inverter to DC junction box. It is also a useful reference when looking for a molded heater hose for Nissan LEAF 2012 or Nissan LEAF 2011 coolant hose replacement.

Quality Assurance

Gates is known for producing OE-style fluid transfer components, and this molded heater hose follows that approach with factory-formed construction and EPDM material selection. The 19910 is built to match the listed application requirements for a precise replacement path.